package my.java.lang;

import java.util.Date;

public class Nano {
	public static void main(String[] args) {
		System.out.println(System.currentTimeMillis());
		long nanoTime = System.nanoTime();
		System.out.println(nanoTime);

		System.out.println(new Date(nanoTime / 1_000_000));
	}
}
